Watched the Big Al's Live Q&A on YouTube and they provided a coupon code for everyone who tuned in and emailed them.

FLASH25, good for $25 off $150 or more
FLASH50, good for $50 off $250 or more
BIGALS15OFF good for any purchase

Great deal if you're looking to buy a canister filter or something of the likes.
Not sure if it works on the bigalspets.com site for anyone who wants to save a bit more and pick up the order at the border. But does works on bigalspets.ca